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Phosphine oxide, diethyl(4-methylphenyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

19236-67-0

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19236-67-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19236-67-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,2,3 and 6 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 19236-67:
(7*1)+(6*9)+(5*2)+(4*3)+(3*6)+(2*6)+(1*7)=120
120 % 10 = 0
So 19236-67-0 is a valid CAS Registry Number.

19236-67-0Upstream product

19236-67-0Relevant academic research and scientific papers

Dialkylphosphinobenzoic acids and some of their derivatives

Malakhova,Tsvetkov,Petrovskii,Okulevich,Kabachnik

, p. 2001 - 2006 (2007/10/06)

1. The m- and p-diethyl-, and the m- and p-diisopropylphosphinylbenzoic acids, and their ethyl esters were synthesized by the oxidation of the corresponding dialkyltolylphosphine oxides with potassium permanganate and subsequent esterification of the form

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